1 #ifndef __NOUVEAU_DISPLAY_H__
2 #define __NOUVEAU_DISPLAY_H__
3 
4 #include <subdev/mmu.h>
5 
6 #include "nouveau_drv.h"
7 
8 struct nouveau_framebuffer {
9 	struct drm_framebuffer base;
10 	struct nouveau_bo *nvbo;
11 	struct nvkm_vma vma;
12 	u32 r_handle;
13 	u32 r_format;
14 	u32 r_pitch;
15 	struct nvif_object h_base[4];
16 	struct nvif_object h_core;
17 };
18 
19 static inline struct nouveau_framebuffer *
20 nouveau_framebuffer(struct drm_framebuffer *fb)
21 {
22 	return container_of(fb, struct nouveau_framebuffer, base);
23 }
24 
25 int nouveau_framebuffer_new(struct drm_device *,
26 			    const struct drm_mode_fb_cmd2 *,
27 			    struct nouveau_bo *, struct nouveau_framebuffer **);
28 
29 struct nouveau_page_flip_state {
30 	struct list_head head;
31 	struct drm_pending_vblank_event *event;
32 	struct drm_crtc *crtc;
33 	int bpp, pitch;
34 	u64 offset;
35 };
36 
37 struct nouveau_display {
38 	void *priv;
39 	void (*dtor)(struct drm_device *);
40 	int  (*init)(struct drm_device *);
41 	void (*fini)(struct drm_device *);
42 
43 	struct nvif_object disp;
44 
45 	struct drm_property *dithering_mode;
46 	struct drm_property *dithering_depth;
47 	struct drm_property *underscan_property;
48 	struct drm_property *underscan_hborder_property;
49 	struct drm_property *underscan_vborder_property;
50 	/* not really hue and saturation: */
51 	struct drm_property *vibrant_hue_property;
52 	struct drm_property *color_vibrance_property;
53 
54 	struct drm_atomic_state *suspend;
55 };
56 
57 static inline struct nouveau_display *
58 nouveau_display(struct drm_device *dev)
59 {
60 	return nouveau_drm(dev)->display;
61 }
62 
63 int  nouveau_display_create(struct drm_device *dev);
64 void nouveau_display_destroy(struct drm_device *dev);
65 int  nouveau_display_init(struct drm_device *dev);
66 void nouveau_display_fini(struct drm_device *dev, bool suspend);
67 int  nouveau_display_suspend(struct drm_device *dev, bool runtime);
68 void nouveau_display_resume(struct drm_device *dev, bool runtime);
69 int  nouveau_display_vblank_enable(struct drm_device *, unsigned int);
70 void nouveau_display_vblank_disable(struct drm_device *, unsigned int);
71 bool  nouveau_display_scanoutpos(struct drm_device *, unsigned int,
72 				 bool, int *, int *, ktime_t *,
73 				 ktime_t *, const struct drm_display_mode *);
74 
75 int  nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
76 			    struct drm_pending_vblank_event *event,
77 			    uint32_t page_flip_flags,
78 			    struct drm_modeset_acquire_ctx *ctx);
79 int  nouveau_finish_page_flip(struct nouveau_channel *,
80 			      struct nouveau_page_flip_state *);
81 
82 int  nouveau_display_dumb_create(struct drm_file *, struct drm_device *,
83 				 struct drm_mode_create_dumb *args);
84 int  nouveau_display_dumb_map_offset(struct drm_file *, struct drm_device *,
85 				     u32 handle, u64 *offset);
86 
87 void nouveau_hdmi_mode_set(struct drm_encoder *, struct drm_display_mode *);
88 
89 #ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
90 extern int nouveau_backlight_init(struct drm_device *);
91 extern void nouveau_backlight_exit(struct drm_device *);
92 extern void nouveau_backlight_ctor(void);
93 extern void nouveau_backlight_dtor(void);
94 #else
95 static inline int
96 nouveau_backlight_init(struct drm_device *dev)
97 {
98 	return 0;
99 }
100 
101 static inline void
102 nouveau_backlight_exit(struct drm_device *dev) {
103 }
104 
105 static inline void
106 nouveau_backlight_ctor(void) {
107 }
108 
109 static inline void
110 nouveau_backlight_dtor(void) {
111 }
112 #endif
113 
114 struct drm_framebuffer *
115 nouveau_user_framebuffer_create(struct drm_device *, struct drm_file *,
116 				const struct drm_mode_fb_cmd2 *);
117 #endif
118